Test Online Free Microsoft AZ-400 Exam Questions and Answers
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DRAG DROP
You manage the Git repository for a large enterprise application.
During the development of the application, you use a file named Config.json.
You need to prevent Config.json from being committed to the source control whenever changes to the application are committed.
Which three actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.
Answer:
Explanation:
Step 1: Delete and recreate the repository.
Step 2: Add Config.json to the .gitignore file
Each line in the .gitignore excludes a file or set of files that match a pattern.
Example:
# ignore a single file
Config.json
Step 3: Run the git add .gitignore command
At the initial commit we want basically move from Untracked to Staged, for staging we have to indicate which file we want to move or specify a pattern, as example:
Question 257Selectable Answer
During a code review, you discover quality issues in a Java application.
You need to recommend a solution to detect quality issues including unused variables and empty catch blocks.
What should you recommend?
Answer: Explanation:
PMD is a source code analyzer. It finds common programming flaws like unused variables, empty catch blocks, unnecessary object creation, and so forth.
There is an Apache Maven PMD Plugin which allows you to automatically run the PMD code analysis tool on your project's source code and generate a site report with its results.
Question 258Written Answer
HOTSPOT
You have the Azure DevOps pipeline shown in the following exhibit.
Use the drop-down menus to select the answer choice that completes each statement based on the information presented in the graphic.
Answer:
Explanation:
Box 1: 1
The Cloud agent job only.
Box 2: 4
The pipelines has the four tasks: NuGet restore, Compile Application, Copy Files, and Publish Artifact.
Question 259Selectable Answer
Your company has a hybrid cloud between Azure and Azure Stack.
The company uses Azure DevOps for its CI/CD pipelines. Some applications are built by using Erlang and Hack.
You need to ensure that Erlang and Hack are supported as part of the build strategy across the hybrid cloud. The solution must minimize management overhead.
What should you use to execute the build pipeline?
Answer: Explanation:
Azure Stack offers virtual machines (VMs) as one type of an on-demand, scalable computing resource. You can choose a VM when you need more control over the computing environment.
References: https://docs.microsoft.com/en-us/azure/azure-stack/user/azure-stack-compute-overview
Question 260Selectable Answer
You plan to deploy a new database environment. The solution must meet the technical requirements. You need to prepare the database for the deployment .
How should you format the export?
Answer:
Question 261Selectable Answer
You are automating the testing process for your company.
You need to automate UI testing of a web application.
Which framework should you use?
Answer: Explanation:
Performing user interface (UI) testing as part of the release pipeline is a great way of detecting unexpected changes, and need not be difficult. Selenium can be used to test your website during a continuous deployment release and test automation.
References: https://docs.microsoft.com/en-us/azure/devops/pipelines/test/continuous-test-selenium?view=azure-devops
Question 262Selectable Answer
You have an Azure DevOps organization named Contoso that contains a project named Project 1.
You provision an Azure key vault name Keyvault1.
You need to reference Keyvault1 secrets in a build pipeline of Project1.
What should you do first?
Answer: Explanation:
Before this will work, the build needs permission to access the Azure Key Vault. This can be added in the Azure Portal.
Open the Access Policies in the Key Vault and add a new one. Choose the principle used in the DevOps build.
Reference: https://docs.microsoft.com/en-us/azure/devops/pipelines/release/azure-key-vault
Question 263Selectable Answer
You create an alert rule in Azure Monitor as shown in the following exhibit.
